One of seventy-one equal parts of a whole.

The first element of a full name in cultures that place the given name first.

(historical, politics) Those countries aligned with the West during the Cold War, particularly in contrast to those aligned with the East (Second World).

(film, television, video games) Visual presentation through the protagonist or principal character's own eyes.

The ordinal form of the number eighty-one, describing a person or thing in position number 81 of a sequence.

The ordinal form of the number twenty-one.

The person or thing in the twenty-first position. / One of twenty-one equal parts of a whole, usually written ¹⁄₂₁. / (informal) A party to celebrate a twenty-first birthday.

The first gear of an transmission, which provides the lowest output speed and greatest mechanical advantage.

(Scotland) The practice, during Hogmanay, of visiting friends and family, especially to be the first person to cross a home's threshold after midnight on New Year's Eve bearing a small gift.

The premier of several musicians playing a particular instrument in an orchestra: seated closest to the audience, taking the lead for that instrument's movements, and playing any solos.